T527 Qt 触摸 ----- TSLIB

news2024/11/28 10:36:03

一、调试

1、驱动路径

bsp/drivers/input/ctp/gt9xx/gt9xx_ts.c

2、硬件接口

挂载在TWI0下

3、中断复位脚

4、设备树

&twi0 {
        clock-frequency = <400000>;
        pinctrl-0 = <&twi0_pins_default>;
        pinctrl-1 = <&twi0_pins_sleep>;
        pinctrl-names = "default", "sleep";
        /* For stability and backwards compatibility, we recommend setting ‘twi_drv_used’ to 1 */
        twi_drv_used = <1>;
        twi-supply = <&reg_dcdc4>;
        status = "okay";
        
          gt9xx {
                compatible = "goodix,gt9xx";
                reg = <0x5d>;
                status = "okay";
                irq-gpios = <&pio PD 20 GPIO_ACTIVE_LOW>;
                irq-flags = <2>;
                reset-gpios = <&pio PD 21 GPIO_ACTIVE_LOW>;
                vdd_ana-supply = <&reg_dcdc4>;
                
                touchscreen-max-id = <11>;
                touchscreen-size-x = <1280>;
                touchscreen-size-y = <800>;
                touchscreen-max-w = <512>;
                touchscreen-max-p = <512>;
                //touchscreen-key-map = <172>, <158>; /*KEY_HOMEPAGE=172, KEY_BACK=158，KEY_MENU=139*/
                goodix,slide-wakeup = <0>;
                goodix,type-a-report = <1>;
                goodix,driver-send-cfg = <0>;
                goodix,send-cfg-id = <0>;
                goodix,resume-in-workqueue = <0>;
                goodix,int-sync = <1>;
                goodix,revert_x = <0>;
                goodix,revert_y = <0>;
                goodix,swap-x2y = <0>;
                goodix,tp_idle_support = <1>;
                goodix,esd-protect = <1>;
                goodix,auto-update-cfg = <0>;
                goodix,power-off-sleep = <1>;
                goodix,pen-suppress-finger = <0>;
                /* GT9271_Config_20221222_v67.cfg*/
                goodix,cfg-group0 = [
                        B4 00 05 20 03 0A 3D 00 01 0A
                        28 0F 50 32 03 05 00 00 00 00
                        00 00 06 17 19 1F 14 8E 2E 99
                        2D 2F 35 11 00 00 00 1A 03 10
                        00 00 00 00 00 00 00 00 00 00
                        00 32 50 94 D5 02 07 00 00 04
                        8E 48 00 8A 4D 00 86 53 00 83
                        59 00 80 60 00 80 00 00 00 00
                        00 00 00 00 00 00 00 00 00 00
                        00 00 00 00 00 00 00 00 00 00
                        00 00 00 00 00 00 00 00 00 00
                        00 00 00 01 04 05 06 07 08 09
                        0C 0D 0E 0F 10 11 14 15 16 17
                        FF FF FF FF FF FF FF FF FF FF
                        FF FF 28 27 26 25 24 23 22 21
                        20 1F 1E 1C 1B 19 13 12 11 10
                        0F 0D 0C 0A 08 07 06 04 02 00
                        FF FF FF FF FF FF FF FF FF FF
                        FF FF FF FF AB 01
                ];
        };
};